.bg {
    width: 100%;
    height: 100%;
    background: url(../images/login_bg.png) no-repeat top center;
    background-size: 100% calc(100% - 120px);
}

.bg_content {
    width: 1200px;
    height: calc(100% - 120px);
    margin: 0 auto;
    overflow: hidden;
    position: relative;
}

.login_title {
    background: url(../images/login_title.png) no-repeat center center;
    width: 589px;
    height: 106px;
    margin: 180px auto 0;
}

.bg_content1 {
    width: 100%;
    height: 360px;
    margin-top: 220px;
    display: box;
    display: flex;
    display: -webkit-flex;
    display: -moz-flex;
    display: -ms-flexbox;
    -webkit-flex-direction: column;
    -moz-flex-direction: column;
    -ms-flex-direction: column;
    -o-flex-direction: column;
    flex-direction: column;
    -webkit-box-orient: vertical;
    -webkit-box-align: flex-end;
    -webkit-align-items: flex-end;
    -moz-align-items: flex-end;
    -ms-align-items: flex-end;
    -o-align-items: flex-end;
    align-items: flex-end;
    /* justify-content: flex-end; */
}

.login_title2 {
    background: url(../images/logo_title2.png) no-repeat center center;
    width: 456px;
    height: 81px;
    margin-top: 0px;
}

.study_hard {
    background: url(../images/study_hard.png) no-repeat center center;
    width: 395px;
    height: 65px;
    margin: 60px auto 0;
}

.study_hard2 {
    background: url(../images/study_hard2.png) no-repeat center center;
    width: 454px;
    height: 75px;
    margin-top: 15px;
}

.bg_content .login_btn, .bg_content1 .login_btn2 {
    display: inline-block;
    width: 180px;
    height: 40px;
    border-radius: 20px;
    background: #53bdf9;
    color: #fff;
    font-size: 16px;
    line-height: 40px;
    text-align: center;
    border: none;
    position: relative;
    left: 50%;
    margin-left: -90px;
    margin-top: 40px;
}

.bg_content1 .login_btn2 {
    background: #fff;
    color: #333;
    position: inherit;
    margin-top: 45px;
    margin-right: 140px;
}

.bg_content .login_btn:focus {
    border: none;
    outline: none;
}

.login_footer {
    width: 100%;
    height: 120px;
    background: #515151;
}

.footer_content {
    width: 1200px;
    height: 120px;
    margin: 0 auto;
    display: box;
    display: flex;
    display: -webkit-flex;
    display: -moz-flex;
    display: -ms-flexbox;
    -webkit-box-orient: horizontal;
    -webkit-flex-direction: row;
    -moz-flex-direction: row;
    -ms-flex-direction: row;
    -o-flex-direction: row;
    flex-direction: row;
    -webkit-box-pack: space-between;
    -webkit-justify-content: space-between;
    -moz-justify-content: space-between;
    -ms-justify-content: space-between;
    -o-justify-content: space-between;
    justify-content: space-between;
    color: #fff;
    font-size: 12px;
}

.footer_content div {
    display: box;
    display: flex;
    display: -webkit-flex;
    display: -moz-flex;
    display: -ms-flexbox;
    -webkit-flex-direction: column;
    -moz-flex-direction: column;
    -ms-flex-direction: column;
    -o-flex-direction: column;
    flex-direction: column;
    -webkit-box-orient: vertical;
    -webkit-box-align: center;
    -webkit-align-items: center;
    -moz-align-items: center;
    -ms-align-items: center;
    -o-align-items: center;
    align-items: center;
    height: 55px;
    margin-top: 30px;
    margin-right: 290px;
    line-height: 24px;
}

.footer_content .footer_left p {
    text-align: left;
    width: 100%;
}

.footer_content .footer_right p {
    width: 100%;
    text-align: left;
}

.mask {
    width: 100%;
    height: 100%;
    position: fixed;
    background: rgba(0, 0, 0, .6);
    top: 0;
    left: 0;
    display: none;
}

.login_modal {
    width: 448px;
    height: 361px;
    border-radius: 4px;
    background: #fff;
    position: fixed;
    left: 50%;
    top: 50%;
    transform: translate3d(-50%, -50%, 0);
}

.login_modal input {
    width: 350px;
    height: 44px;
    border-radius: 22px;
    border: 1px solid #f4f4f4;
    text-indent: 24px;
    color: #999999;
    font-size: 20px;
}

.login_modal .user_name {
    margin: 40px 49px 25px;
}

.login_modal .password {
    margin: 0 49px;
}

.modal_login_btn {
    width: 350px;
    height: 44px;
    margin: 70px 49px 32px;
    background: #81d029;
    color: #fff;
    font-size: 20px;
    border-radius: 22px;
    border: none;
}

.login_modal p {
    font-size: 14px;
    color: #999;
    width: 350px;
    margin: 0 49px;
}